package com.amanda.service.impl;

import com.alibaba.dubbo.config.annotation.Service;
import com.amanda.constant.MessageConstant;
import com.amanda.dao.MemberDao;
import com.amanda.dao.OrderDao;
import com.amanda.dao.OrderSettingDao;
import com.amanda.entity.Result;
import com.amanda.pojo.Member;
import com.amanda.pojo.Order;
import com.amanda.pojo.OrderSetting;
import com.amanda.service.OrderService;
import com.amanda.utils.DateUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.transaction.annotation.Transactional;

import java.util.Date;
import java.util.List;
import java.util.Map;

/**
 * @author amanda
 * @Description 体检预约业务
 */

@Transactional
@Service(interfaceClass = OrderService.class)
public class OrderServiceImpl implements OrderService{
    @Autowired
    private OrderSettingDao orderSettingDao;
    @Autowired
    private MemberDao memberDao;
    @Autowired
    private OrderDao orderDao;

    @Override
    public Result order(Map map) throws Exception{
        //  1、检查用户所选择的预约日期是否已经提前进行了预约设置，如果没有设置则无法进行预约
        String orderDate = (String) map.get("orderDate");    // 预约日期
        OrderSetting orderSetting = orderSettingDao.findByOrderDate(DateUtils.parseString2Date(orderDate));
        if (orderSetting == null) {
            // 指定的日期没有预约设置，无法体检预约
            return new Result(false, MessageConstant.SELECTED_DATE_CANNOT_ORDER);
        }
        //  2、检查用户所选择的预约日期是否已经约满，如果已经约满则无法预约
        if (orderSetting.getReservations() >= orderSetting.getNumber()) {
            return new Result(false, MessageConstant.ORDER_FULL);
        }
        //  3、检查用户是否重复预约（同一个用户在同一天预约了同一个套餐），如果是重复预约则无法完成再次预约
        // 用户提交的手机号码
        String telephone = (String) map.get("telephone");
        // 数据库查询
        Member member = memberDao.findByTelephone(telephone);
        // 有数据但不一定是同一天
        if (member != null) {
            // 判断是否重复预约
            Integer memberId = member.getId();
            Date order_Date = DateUtils.parseString2Date(orderDate);
            String setmealId = (String) map.get("setmealId");
            Order order = new Order(memberId, order_Date, Integer.parseInt(setmealId));
            // 进行查询
            List<Order> list = orderDao.findByCondition(order);
            if(list != null && list.size() > 0) {
                // 当前日期重复预约，无法完成预约
                return new Result(false, MessageConstant.HAS_ORDERED);
            }
        }else {
            //  4、检查当前用户是否为项目用户，如果是则直接完成预约，如果不是则自动完成注册并进行预约
            member = new Member();
            member.setName((String) map.get("name"));
            member.setPhoneNumber(telephone);
            member.setIdCard((String) map.get("idCard"));
            member.setSex((String) map.get("sex"));
            member.setRegTime(new Date());
            memberDao.add(member);
        }
        //  5、预约成功，更新当日的已预约人数
        Order order = new Order();
        order.setMemberId(member.getId());
        order.setOrderDate(DateUtils.parseString2Date(orderDate));
        order.setOrderType((String) map.get("orderType"));
        order.setOrderStatus(Order.ORDERSTATUS_NO);
        order.setSetmealId(Integer.parseInt((String) map.get("setmealId")));
        orderDao.add(order);
        orderSetting.setReservations(orderSetting.getReservations() + 1);
        orderSettingDao.editReservationByOrderDate(orderSetting);
        return new Result(true, MessageConstant.ORDER_SUCCESS, order.getId());
    }

    @Override
    public Map findById(Integer id) throws Exception{
        Map map = orderDao.findById4Detail(id);
        if(map != null){
            //处理日期格式
            Date orderDate = (Date) map.get("orderDate");
            map.put("orderDate", DateUtils.parseDate2String(orderDate));
        }
        return map;
    }
}
